This page explains how Wen Huang (USATT# 70317)'s rating went from 1645 to 1644 at the Milpitas Sports Center event from 15 Jan 2005. The links below take you to pages that describe various aspects of the rating processor.

The rating processor goes through 4 passes in order. The links take you to pages that provide detailed explanations of the calculations during each of the 4 passes.